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    Posts written by Mike Ichiriu

    Mike Ichiriu is VP of Marketing and Product at Zentera Systems, where he leads product strategy for the company, including its Zero Trust and agentic AI security initiatives.
    A Certified Cloud Security Professional (CCSP) and frequent speaker on enterprise security, Mike has 25+ years of experience across cybersecurity, networking silicon, and enterprise software, and holds 15 U.S. patents.

    AI

    Rogue AI Agents: Why Policy Controls Are Not Enough

    on June 9, 2026 | By Mike Ichiriu
    The core issue for protecting against rogue AI agents is not what an AI agent knows. It is what the agent can reach.
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    OT Security

    OT Security Was the Sleeper Hit of RSAC 2026

    on April 3, 2026 | By Mike Ichiriu
    RSAC 2026 just wrapped up in San Francisco (March 23–26), and the energy was exactly what you'd expect. Tens of thousands of security professionals packed into the Moscone Center, the hallways buzzing with demos, handshakes, and the kind of ...
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    Zero Trust

    Water OT Cybersecurity in 2026: Regulations, Threats, and a Practical Path Forward

    on March 31, 2026 | By Mike Ichiriu
    Water utilities have operated on voluntary cybersecurity guidance for years. That era just ended.
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    Why New OT Threat Groups Are Forcing a Reckoning With OT Network Security

    on February 19, 2026 | By Mike Ichiriu
    Three new adversary groups began targeting industrial control systems in 2025. That’s the headline finding from Dragos’ 9th Annual Year in Review OT/ICS Cybersecurity Report - and the details behind it should concern anyone responsible for securing ...
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    News

    When 'Keeping Them Out' Fails: Rethinking Critical Infrastructure Security After Poland

    on January 24, 2026 | By Mike Ichiriu
    This blog was updated on January 28, 2026 to reflect new information reported on this attack. On December 29, 2024, almost exactly ten years after Russian hackers blacked out 250,000 Ukrainians in the first-ever cyberattack to take down a power ...
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    Zero Trust

    Legacy Shadows: Illuminating Zero Trust Paths for Agencies in Brownfield Battles

    on December 17, 2025 | By Mike Ichiriu
    How federal agencies and their contractors can achieve Zero Trust for OT without disrupting mission-critical operations A control systems engineer is handed a mandate to achieve Target Level Zero Trust across an operational technology environment ...
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    Zero Trust

    BRICKSTORM Is a Wake-Up Call: Stop What You're Doing and Protect Your DMZ

    on December 12, 2025 | By Mike Ichiriu
    On December 4th, CISA, the NSA, and Canadian Centre for Cyber Security dropped a joint advisory that should have every IT and security leader pulling up their network diagrams. The threat? BRICKSTORM, a sophisticated backdoor attributed to PRC ...
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    Zero Trust

    CMMC Compliance Accelerated: How Zero Trust Architecture Delivers Faster Results

    on November 16, 2025 | By Mike Ichiriu
    The Cybersecurity Maturity Model Certification (CMMC) has fundamentally changed the cybersecurity landscape for defense contractors. With CMMC Level 2 requirements being phased into DoD contracts starting in 2025, organizations can no longer rely on ...
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    Cybersecurity

    Food Manufacturing Cybersecurity | Why Segmentation Is Critical

    on November 11, 2025 | By Mike Ichiriu
    A Wake-Up Call for Food Manufacturing Executives The ransomware attack hit without warning. Within hours, production lines at a major food distributor ground to a halt. Three weeks later, when systems finally came back online, the damage totaled ...
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    Cybersecurity

    Defend the Airport - Real-World Lessons in Aviation Cybersecurity

    on July 11, 2025 | By Mike Ichiriu
    I recently had the privilege of attending Defend the Airport, a leading aviation cybersecurity conference hosted by the Technology Advancement Center (TAC) in Columbia, MD. TAC is a nonprofit organization dedicated to fueling the people and ...
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